feat: when there are no files in the list, add a placeholder message (#900)

yazi-config/preset/keymap.toml

@@ -106,18 +106,18 @@ keymap = [
 	{ on = [ "N" ], run = "find_arrow --previous",   desc = "Go to previous found file" },
 
 	# Sorting
-	{ on = [ ",", "m" ], run = "sort modified",               desc = "Sort by modified time" },
-	{ on = [ ",", "M" ], run = "sort modified --reverse",     desc = "Sort by modified time (reverse)" },
-	{ on = [ ",", "c" ], run = "sort created",                desc = "Sort by created time" },
-	{ on = [ ",", "C" ], run = "sort created --reverse",      desc = "Sort by created time (reverse)" },
-	{ on = [ ",", "e" ], run = "sort extension",         	    desc = "Sort by extension" },
-	{ on = [ ",", "E" ], run = "sort extension --reverse",    desc = "Sort by extension (reverse)" },
-	{ on = [ ",", "a" ], run = "sort alphabetical",           desc = "Sort alphabetically" },
-	{ on = [ ",", "A" ], run = "sort alphabetical --reverse", desc = "Sort alphabetically (reverse)" },
-	{ on = [ ",", "n" ], run = "sort natural",                desc = "Sort naturally" },
-	{ on = [ ",", "N" ], run = "sort natural --reverse",      desc = "Sort naturally (reverse)" },
-	{ on = [ ",", "s" ], run = "sort size",                   desc = "Sort by size" },
-	{ on = [ ",", "S" ], run = "sort size --reverse",         desc = "Sort by size (reverse)" },
+	{ on = [ ",", "m" ], run = "sort modified --dir-first",               desc = "Sort by modified time" },
+	{ on = [ ",", "M" ], run = "sort modified --reverse --dir-first",     desc = "Sort by modified time (reverse)" },
+	{ on = [ ",", "c" ], run = "sort created --dir-first",                desc = "Sort by created time" },
+	{ on = [ ",", "C" ], run = "sort created --reverse --dir-first",      desc = "Sort by created time (reverse)" },
+	{ on = [ ",", "e" ], run = "sort extension --dir-first",         	    desc = "Sort by extension" },
+	{ on = [ ",", "E" ], run = "sort extension --reverse --dir-first",    desc = "Sort by extension (reverse)" },
+	{ on = [ ",", "a" ], run = "sort alphabetical --dir-first",           desc = "Sort alphabetically" },
+	{ on = [ ",", "A" ], run = "sort alphabetical --reverse --dir-first", desc = "Sort alphabetically (reverse)" },
+	{ on = [ ",", "n" ], run = "sort natural --dir-first",                desc = "Sort naturally" },
+	{ on = [ ",", "N" ], run = "sort natural --reverse --dir-first",      desc = "Sort naturally (reverse)" },
+	{ on = [ ",", "s" ], run = "sort size --dir-first",                   desc = "Sort by size" },
+	{ on = [ ",", "S" ], run = "sort size --reverse --dir-first",         desc = "Sort by size (reverse)" },
 
 	# Tabs
 	{ on = [ "t" ], run = "tab_create --current", desc = "Create a new tab using the current path" },

yazi-core/src/notify/message.rs

@@ -13,18 +13,23 @@ pub struct Message {
 
 	pub instant:   Instant,
 	pub percent:   u8,
+	pub max_width: usize,
 }
 
 impl From<NotifyOpt> for Message {
 	fn from(opt: NotifyOpt) -> Self {
+		let title = opt.title.lines().next().unwrap_or_default();
+		let max_width = opt.content.lines().map(|s| s.width()).max().unwrap_or(0).max(title.width());
+
 		Self {
-			title:   opt.title,
+			title:   title.to_owned(),
 			content: opt.content,
 			level:   opt.level,
 			timeout: opt.timeout,
 
 			instant:   Instant::now(),
 			percent:   0,
+			max_width: max_width + NOTIFY_BORDER as usize,
 		}
 	}
 }

yazi-fm/src/lives/files.rs

@@ -1,8 +1,8 @@
 use std::ops::{Deref, Range};
 
-use mlua::{AnyUserData, Lua, MetaMethod, UserDataMethods};
+use mlua::{AnyUserData, Lua, MetaMethod, UserDataFields, UserDataMethods};
 
-use super::{File, SCOPE};
+use super::{File, Filter, SCOPE};
 
 pub(super) struct Files {
 	window: Range<usize>,
@@ -28,6 +28,8 @@ impl Files {
 
 	pub(super) fn register(lua: &Lua) -> mlua::Result<()> {
 		lua.register_userdata_type::<Self>(|reg| {
+			reg.add_field_method_get("filter", |_, me| me.filter().map(Filter::make).transpose());
+
 			reg.add_meta_method(MetaMethod::Len, |_, me, ()| Ok(me.window.end - me.window.start));
 
 			reg.add_meta_method(MetaMethod::Index, |_, me, mut idx: usize| {

yazi-fm/src/lives/filter.rs

@@ -0,0 +1,28 @@
+use std::ops::Deref;
+
+use mlua::{AnyUserData, Lua};
+
+use super::SCOPE;
+
+pub(super) struct Filter {
+	inner: *const yazi_core::folder::Filter,
+}
+
+impl Deref for Filter {
+	type Target = yazi_core::folder::Filter;
+
+	fn deref(&self) -> &Self::Target { unsafe { &*self.inner } }
+}
+
+impl Filter {
+	#[inline]
+	pub(super) fn make(inner: &yazi_core::folder::Filter) -> mlua::Result<AnyUserData<'static>> {
+		SCOPE.create_any_userdata(Self { inner })
+	}
+
+	pub(super) fn register(lua: &Lua) -> mlua::Result<()> {
+		lua.register_userdata_type::<Self>(|_| {})?;
+
+		Ok(())
+	}
+}

yazi-fm/src/lives/lives.rs

@@ -18,6 +18,7 @@ impl Lives {
 		super::Config::register(&LUA)?;
 		super::File::register(&LUA)?;
 		super::Files::register(&LUA)?;
+		super::Filter::register(&LUA)?;
 		super::Folder::register(&LUA)?;
 		super::Mode::register(&LUA)?;
 		super::Preview::register(&LUA)?;

yazi-fm/src/lives/mod.rs

@@ -3,6 +3,7 @@
 mod config;
 mod file;
 mod files;
+mod filter;
 mod folder;
 mod iter;
 mod lives;
@@ -17,6 +18,7 @@ mod yanked;
 use config::*;
 use file::*;
 use files::*;
+use filter::*;
 use folder::*;
 use iter::*;
 pub(super) use lives::*;

yazi-fm/src/notify/layout.rs

@@ -1,5 +1,3 @@
-use std::rc::Rc;
-
 use ratatui::{buffer::Buffer, layout::{self, Constraint, Offset, Rect}, widgets::{Block, BorderType, Paragraph, Widget, Wrap}};
 use yazi_config::THEME;
 use yazi_core::notify::Message;
@@ -15,9 +13,7 @@ impl<'a> Layout<'a> {
 	pub(crate) fn new(cx: &'a Ctx) -> Self { Self { cx } }
 
 	pub(crate) fn available(area: Rect) -> Rect {
-		let chunks =
-			layout::Layout::horizontal([Constraint::Fill(1), Constraint::Length(80), Constraint::Max(1)])
-				.split(area);
+		let chunks = layout::Layout::horizontal([Constraint::Fill(1), Constraint::Min(80)]).split(area);
 
 		let chunks =
 			layout::Layout::vertical([Constraint::Max(1), Constraint::Fill(1)]).split(chunks[1]);
@@ -25,12 +21,22 @@ impl<'a> Layout<'a> {
 		chunks[1]
 	}
 
-	fn tile(area: Rect, messages: &[Message]) -> Rc<[Rect]> {
+	fn tile(area: Rect, messages: &[Message]) -> Vec<Rect> {
 		layout::Layout::vertical(
 			messages.iter().map(|m| Constraint::Length(m.height(area.width) as u16)),
 		)
 		.spacing(1)
 		.split(area)
+		.iter()
+		.zip(messages)
+		.map(|(&(mut r), m)| {
+			if r.width > m.max_width as u16 {
+				r.x = r.x.saturating_add(r.width - m.max_width as u16);
+				r.width = m.max_width as u16;
+			}
+			r
+		})
+		.collect()
 	}
 }
 
@@ -51,7 +57,7 @@ impl<'a> Widget for Layout<'a> {
 
 			let mut rect =
 				tile[i].offset(Offset { x: (100 - m.percent) as i32 * tile[i].width as i32 / 100, y: 0 });
-			rect.width = area.width.saturating_sub(rect.x);
+			rect.width -= rect.x - tile[i].x;
 
 			yazi_plugin::elements::Clear::default().render(rect, buf);
 			Paragraph::new(m.content.as_str())
@@ -59,7 +65,7 @@ impl<'a> Widget for Layout<'a> {
 				.block(
 					Block::bordered()
 						.border_type(BorderType::Rounded)
-						.title(format!("{} {}", icon, m.title))
+						.title(format!("{icon} {}", m.title))
 						.title_style(style)
 						.border_style(style),
 				)

yazi-plugin/preset/components/current.lua

@@ -2,12 +2,27 @@ Current = {
 	area = ui.Rect.default,
 }
 
+function Current:empty(area)
+	local folder = Folder:by_kind(Folder.CURRENT)
+
+	local line
+	if folder.files.filter then
+		line = ui.Line("No filter results")
+	else
+		line = ui.Line(folder.stage == "loading" and "Loading..." or "No files")
+	end
+
+	return {
+		ui.Paragraph(area, { line }):align(ui.Paragraph.CENTER),
+	}
+end
+
 function Current:render(area)
 	self.area = area
 
 	local files = Folder:by_kind(Folder.CURRENT).window
 	if #files == 0 then
-		return {}
+		return self:empty(area)
 	end
 
 	local items, markers = {}, {}

yazi-plugin/preset/plugins/file.lua

@@ -9,9 +9,7 @@ function M:peek()
 		p = ui.Paragraph.parse(self.area, "----- File Type Classification -----\n\n" .. output.stdout)
 	else
 		p = ui.Paragraph(self.area, {
-			ui.Line {
-				ui.Span(string.format("Spawn `%s` command returns %s", cmd, code)),
-			},
+			ui.Line(string.format("Spawn `%s` command returns %s", cmd, code)),
 		})
 	end
 

yazi-plugin/preset/plugins/folder.lua

@@ -3,12 +3,19 @@ local M = {}
 function M:peek()
 	local folder = Folder:by_kind(Folder.PREVIEW)
 	if not folder or folder.cwd ~= self.file.url then
-		return {}
+		return
 	end
 
 	local bound = math.max(0, #folder.files - self.area.h)
 	if self.skip > bound then
-		ya.manager_emit("peek", { bound, only_if = tostring(self.file.url), upper_bound = true })
+		return ya.manager_emit("peek", { bound, only_if = tostring(self.file.url), upper_bound = true })
+	end
+
+	if #folder.files == 0 then
+		return ya.preview_widgets(self, {
+			ui.Paragraph(self.area, { ui.Line(folder.stage == "loading" and "Loading..." or "No files") })
+				:align(ui.Paragraph.CENTER),
+		})
 	end
 
 	local items, markers = {}, {}

yazi-plugin/src/elements/line.rs

@@ -12,7 +12,7 @@ const RIGHT: u8 = 2;
 #[derive(Clone, FromLua)]
 pub struct Line(pub(super) ratatui::text::Line<'static>);
 
-impl<'a> TryFrom<Table<'a>> for Line {
+impl TryFrom<Table<'_>> for Line {
 	type Error = mlua::Error;
 
 	fn try_from(tb: Table) -> Result<Self, Self::Error> {
@@ -33,13 +33,20 @@ impl<'a> TryFrom<Table<'a>> for Line {
 	}
 }
 
+impl TryFrom<mlua::String<'_>> for Line {
+	type Error = mlua::Error;
+
+	fn try_from(s: mlua::String) -> Result<Self, Self::Error> {
+		Ok(Self(ratatui::text::Line::from(s.to_string_lossy().into_owned())))
+	}
+}
+
 impl Line {
 	pub fn install(lua: &Lua, ui: &Table) -> mlua::Result<()> {
-		let new = lua.create_function(|_, (_, value): (Table, Value)| {
-			if let Value::Table(tb) = value {
-				return Line::try_from(tb);
-			}
-			Err("expected a table of Spans or Lines".into_lua_err())
+		let new = lua.create_function(|_, (_, value): (Table, Value)| match value {
+			Value::Table(tb) => Line::try_from(tb),
+			Value::String(s) => Line::try_from(s),
+			_ => Err("expected a String, or a table of Spans and Lines".into_lua_err()),
 		})?;
 
 		let parse = lua.create_function(|_, code: mlua::String| {

yazi-shared/src/term/term.rs

@@ -110,7 +110,9 @@ impl Term {
 	}
 
 	#[inline]
-	pub fn can_partial(&mut self) -> bool { self.last_area == self.inner.get_frame().size() }
+	pub fn can_partial(&mut self) -> bool {
+		self.inner.autoresize().is_ok() && self.last_area == self.inner.get_frame().size()
+	}
 
 	pub fn size() -> WindowSize {
 		let mut size = WindowSize { rows: 0, columns: 0, width: 0, height: 0 };